Information disclosure in VMware Tanzu Application Service for VMs and Isolation Segment - CVE-2023-20891

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Main Vulnerability Database Vulnerabilities #VU78668

Information disclosure in VMware Tanzu Application Service for VMs and Isolation Segment - CVE-2023-20891

Published: July 26, 2023


Vulnerability identifier: #VU78668
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-20891
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to the logging of credentials in hex encoding in platform system audit logs. A remote user can gain unauthorized access to sensitive information on the system.


Affected software

VMware Tanzu Application Service for VMs
Isolation Segment

How to mitigate CVE-2023-20891

Install updates from vendor's website.

VMware Tanzu Application Service for VMs - addressed in versions 2.11.42, 2.13.24, 3.0.14, 4.0.5
Isolation Segment - addressed in versions 2.11.35, 2.13.20, 3.0.13, 4.0.4

External References

Related Security Bulletins